CVE-2026-91950EPSS p32.1%
CVE-2026-91950CVE-2026-91950
freerdp / freerdp
Description
FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the rdpdr_dump_packet function due to 32-bit unsigned integer wraparound in buffer bounds validation. A malicious RDP server can send a crafted RDPDR packet with computerNameLen set to 0xFFFFFFF0 to bypass bounds checks and trigger memory reads past the packet buffer, causing client crashes or heap disclosure in logs.
Scoring
| CVSS | 6.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| EPSS | 0.40% probability of exploitation · percentile 32.1% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-24 |